<template>
  <ma-form-item
    v-if="typeof props.component.display == 'undefined' || props.component.display === true"
    :component="props.component"
    :custom-field="props.customField"
  >
    <slot :name="`form-${props.component.dataIndex}`" v-bind="props.component">
      <a-radio-group
        v-model="value"
        :size="props.component.size"
        :direction="props.component.direction"
        :type="props.component.type"
        :disabled="props.component.disabled"
        @change="handleCascaderChangeEvent($event)"
      >
        <template v-for="(item, index) in dictList[dictIndex] ?? []">
          <a-radio :value="item.value" :disabled="item.disabled">{{ item.label }}</a-radio>
        </template>
      </a-radio-group>
    </slot>
  </ma-form-item>
</template>

<script setup>
import { ref, inject, onMounted, nextTick, watch } from "vue"
import MaFormItem from "./form-item.vue"
import { get, set, isUndefined } from "lodash"
import { runEvent } from "../js/event.js"
import { handlerCascader } from "../js/networkRequest.js"

const props = defineProps({
  component: Object,
  customField: { type: String, default: undefined }
})

const formModel = inject("formModel")
const dictList = inject("dictList")
const formLoading = inject("formLoading")
const getColumnService = inject("getColumnService")
const columns = inject("columns")
const rv = async (ev, value = undefined) =>
  await runEvent(props.component, ev, { formModel, getColumnService, columns }, value)

const index = props.customField ?? props.component.dataIndex
const dictIndex = index.match(/^(\w+\.)\d+\./)
  ? index.match(/^(\w+\.)\d+\./)[1] + props.component.dataIndex
  : props.component.dataIndex
const value = ref(get(formModel.value, index, ""))

watch(
  () => get(formModel.value, index),
  (vl) => (value.value = vl)
)
watch(
  () => value.value,
  (v) => {
    set(formModel.value, index, v)
    index.indexOf(".") > -1 && delete formModel.value[index]
  }
)

if (value.value === "") {
  value.value = undefined
} else if (
  !isUndefined(value.value) &&
  props.component.dict &&
  (props.component.dict.name || props.component.dict.data)
) {
  value.value = value.value + ""
}

const handleCascaderChangeEvent = async (value) => {
  formLoading.value = true
  const component = props.component
  // 执行自定义事件
  if (component.onChange) {
    rv("onChange", value)
  }

  // 处理联动
  if (!index.match(/^(\w+)\.\d+\./)) {
    await handlerCascader(value, component, columns.value, dictList.value, formModel.value)
  }
  nextTick(() => (formLoading.value = false))
}

rv("onCreated")
onMounted(() => rv("onMounted"))
</script>
